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Finding the Fourth Proportional to 45,320, 62,546.06 and 26,200.60

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Solution

The fourth proportional to 45,320, 62,546.06 and 26,200.60 is: 36,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,320 : 62,546.06 = 26,200.60 : x
  2. Step 2: Convert to fraction form
    45,320/62,546.06 = 26,200.60/x
  3. Step 3: Cross multiply
    45,320x = 62,546.06 × 26,200.60
  4. Step 4: Simplify right side
    45,320x = 1,638,744,299.64
  5. Step 5: Solve for x
    x = 1,638,744,299.64/45,320
  6. Step 6: Final answer
    x = 36,159.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.